Sony STR-D911 - Advanced Operations: Dolby Surround; Speaker Placement and PRO LOGIC Modes

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This section describes about selecting the speaker
configuration and then adjusting the speaker volume and
the delay time of the rear speakers so that you can enjoy
the Dolby surround sound.
Placement of Speakers and Selecting the PRO
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The Dolby Pro Logic Surround Decoder has the same
functions for playback, such as movie theaters and gives a
theater-like experience in your listening room, naturally
reproducing the audio sound field.
The STR-D911/D711 incorporates a decoder which
reproduces the specially encoded surround sound of Dolby
surround video programs.
In the DOLBY SUR or THEATER mode, select the speaker
operation mode according to your speaker configuration by
pressing the PRO LOGIC button. Each time the PRO
LOGIC button is pressed, the PRO LOGIC mode is
changed in the following order:
c PHANTOM — 3 CH. LOGIC - NORMAL -> wile)
PRO LOGIC button
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PHANTOM mode
Select this mode when you play back a Dolby surround
program source without using a center speaker. The sound
of the center channel is output from the front (L and R)
speakers.
Front speaker (L) Front speaker (R)
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-———
—
Rear speaker (L) Rear speaker (R)
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3CH. (Channel) LOGIC mode
Select this mode when you play back a Dolby surround
program source only with the front and center speakers.
The sound of the rear channel is output from the front (L and
R) speakers.
Center speaker
Front speaker ch a\eys ie eS (R)
NORMAL mode
Select this mode if you use a small center speaker. The
bass sound of the center channel! is output from the front
speakers, as a small speaker cannot produce enough bass.
Center
Front speaker (L) speaker Front speaker (R)
>
Rear aes (L)
ize speaker (R)
WIDE mode
Select this mode if you use a medium to big center speaker.
Center speaker
Front speaker 3 } Front speaker (R)
—,
—,
Rear speaker (L)
Rear speaker (R)
Note
Some commercially available software may have Dolby
surround processed sound tracks even though it is not so
indicated on the package.